4. The periodic table is organized into groups and periods of elements. The point
characteristics of a certain group of elements are listed below. Which of
these elements is in this group?*
Characteristics of a Group of Elements
• Is shiny
• Is solid at room temperature
• Has atoms with two valence electrons
O A Lithium
O B. Strontium
O C. Aluminum
O D. Silicon
Answers: 3
Chemistry, 22.06.2019 08:00
What is the molarity of 60.0 grams of naoh dissolved in 750 milliliters of water? a) 1.1 m b) 2.0 m c) 12 m d) 75 m
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Give the orbital configuration of the phosphorus (p) atom.
Answers: 1
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Mercury metal is poured into a graduated cylinder that holds exactly 22.5 ml the mercury used to fill the cylinder mass in 306.0 g from this information calculate the density of mercury
Answers: 2
Chemistry, 22.06.2019 21:50
28. which is not a reason that water is used to store spent fuel rods from nuclear power plants? water increases the speed of the chain reaction in the fuel rods. water protects nuclear power plant workers from the high temperature and radiation of the fuel rods. water acts as a radiation shield to reduce the radiation levels. water cools the spent rods. salts action
Answers: 1
4. The periodic table is organized into groups and periods of elements. The point
characteristics o...
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